Home / 1,587,678.08-2,191,183.60-943,100.84

Finding the Fourth Proportional to 1,587,678.08, 2,191,183.60 and 943,100.84

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Solution

The fourth proportional to 1,587,678.08, 2,191,183.60 and 943,100.84 is: 1,301,590.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,678.08 : 2,191,183.60 = 943,100.84 : x
  2. Step 2: Convert to fraction form
    1,587,678.08/2,191,183.60 = 943,100.84/x
  3. Step 3: Cross multiply
    1,587,678.08x = 2,191,183.60 × 943,100.84
  4. Step 4: Simplify right side
    1,587,678.08x = 2,066,507,082,798.31
  5. Step 5: Solve for x
    x = 2,066,507,082,798.31/1,587,678.08
  6. Step 6: Final answer
    x = 1,301,590.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.